在森林中徒步旅行时，即便带的是便携式摄像机也非常费力。Even carrying the camcorder while hiking in the forest was an effort.数字剪辑、数码特效以及数码摄像机改变了电影摄制方式。Filmmaking was transformed by digital editing, digital f/x, and digicams.摄影师用摄像机为后代记录下了这个场景。A phot...
以 飞点扫描 切削模式为基础,研制小光斑 飞点扫描 准分子激光角膜屈光矫正系统.The small scanning - excimer laser corneal system was developed based on flying - spot scanning model.摘要以飞点扫描切削模式为基础,研制小光斑 飞点扫描 准分子激光角膜屈光矫正系统.The small scanning - spot excimer lase...